South Sudan vs Tunisia
Tunisia has about the same population as South Sudan: 12,348,573 vs 12,188,788, a gap of 159,785. South Sudan is growing faster (+2.03% vs +0.58% a year), adding about 247,884 people a year against +71,672. Using continuous exponential growth from the stated base year, if these rates held, South Sudan would overtake Tunisia in about 1 years (from the 2025 population bases, around 2026) — a projection, not a forecast. Tunisia is the older society: 9.9% aged 65+ against 3.1% in South Sudan, while South Sudan has more children (38.0% under 15 vs 23.6%). Tunisia is 4.3× as densely populated (78.5 vs 18.2 people per km²). People in Tunisia live 19.0 years longer on average (76.7 vs 57.7). GDP per capita is 4.3× higher in Tunisia ($4,657 vs $1,080).
Country/territory population bases: World Bank 2025 (South Sudan) and 2025 (Tunisia); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
South Sudan vs Tunisia — side by side
 South Sudan |  Tunisia | |
|---|---|---|
| Population | 12,188,7882025 | 12,348,5732025 |
| Growth rate / yr | +2.03%2025 | +0.58%2025 |
| Births per 1,000 | 29.22024 | 13.42024 |
| Deaths per 1,000 | 9.82024 | 6.12024 |
| Children per woman | 3.792024 | 1.822024 |
| Life expectancy | 57.7 yrs2024 | 76.7 yrs2024 |
| Aged 0–14 | 38.0%2025 | 23.6%2025 |
| Aged 65+ | 3.1%2025 | 9.9%2025 |
| Density | 18.2 /km²2023 | 78.5 /km²2023 |
| Area | 646,883 km²2023 | 163,610 km²2023 |
| Urban population | 21.7%2025 | 70.7%2025 |
| Net migration / yr | +6,1452025 | -14,5232025 |
| GDP per capita | $1,0802015 | $4,6572025 |
| Country population rank (available records) | #80 | #79 |
| Base / world population (World Bank 2025) | 0.15% | 0.15% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). South Sudan: 4.2× from 1960 to 2025; Tunisia: 2.9× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: Sub-Saharan Africa · Middle East, North Africa, Afghanistan & Pakistan · rankings
South Sudan: South Sudan vs Burundi, South Sudan vs Bolivia, South Sudan vs Tunisia, South Sudan vs Belgium, South Sudan vs Haiti, South Sudan vs Jordan.
Tunisia: Tunisia vs Rwanda, Tunisia vs Burundi, Tunisia vs Bolivia, Tunisia vs South Sudan, Tunisia vs Belgium, Tunisia vs Haiti.
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